CVE-2026-74534

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

CVE-2026-74530

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectbigsync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that. Handle NULL hcon, return 0 + do nothing to match the previo...

CVE-2026-74531

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: hold conn reference in abortconnsync There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

CVE-2026-74533

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix race of kfree vs krefgetunlesszero hciconn::isodata is accessed and modified without lock or RCU. This leads to a race Task hdev-workqueue Task 2 isorecv isoconnputconn conn = LOAD hcon-isodata isoconnfreeconn...

CVE-2026-74536

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix leaking sk after socket release isosockkill tests !sockflagsk, SOCKZAPPED || sk-sksocket || sockflagsk, SOCKDEAD for early return, but this is always true since sockorphansk sets SOCKDEAD, so the sk reference...

CVE-2026-74520

In the Linux kernel, the following vulnerability has been resolved: iommu/iommufd: Fix IOPF group ownership UAF iopfgroupalloc links each last-page IOPF group into the generic IOPF pending list before invoking the domain fault handler. iommufdfaultiopfhandler also queued an accepted group in the...

CVE-2026-74525

In the Linux kernel, the following vulnerability has been resolved: net: sxgbe: free TX rings on RX allocation failure When RX descriptor ring allocation fails, initdmadescrings only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function...

CVE-2026-74519

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: don't free uninitialized devname on error path dtrememberorfreemap duplicates devname for each map entry. If kstrdupconst fails, dtfreemap frees devname in all nummaps entries, including entries that have not...

CVE-2026-74524

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix out-of-bounds page-table walk during memory hot-remove removepudmapping and removep4dmapping obtain a child table base with pudoffsetp4dp, 0 and p4doffsetpgd, 0, then add the index for addr. RISC-V folds page-table...

CVE-2026-74521

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use memcmp to compare ClientGUIDs ClientGUID is a fixed-size binary value and can contain embedded NUL bytes. strncmp stops comparing at the first NUL byte, so different ClientGUID values can incorrectly be treated as equa...

CVE-2026-74523

In the Linux kernel, the following vulnerability has been resolved: qede: sync udptunnel ports outside qedelock in the recovery path A TX timeout on a qede NIC that has VXLAN/GENEVE tunnel ports configured wedges the rtnetlink control plane of the whole machine: NETDEV WATCHDOG: ens6f1 qede:...

CVE-2026-74526

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix potential deadlock in mpi3mrfaultueventemit mpi3mrfaultueventemit runs from the fault watchdog and reset paths where host I/O may already be blocked. GFPKERNEL allocations here, both the local kzallocobj and the...

CVE-2026-74522

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in closefiletableids A ksmbdfile can remain alive after logical close while another session holds a temporary reference obtained through ksmbdlookupfdinode. ksmbdclosefd currently marks the file closed a...

CVE-2026-74527

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Block VFs from clobbering special CGX PKIND state PF and VF NIX LFs that share a CGX LMAC reuse the same hardware PKIND programming. When HiGig2 or EDSA parsing is enabled, a VF NIX LF alloc must not reset the LMAC ...

CVE-2026-74512

In the Linux kernel, the following vulnerability has been resolved: audit: fix potential use-after-free in auditdelrule auditdelrule destroys e-rule.exe via auditremovemarkrule before unlinking the rule from RCU-visible filter lists and waiting for a grace period. Concurrent readers in auditfilte...

CVE-2026-74518

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. The allocation uses GFPKERNEL, so resv-lock is dropped around it: the...

CVE-2026-74510

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix UAF in pair command cancellation The pairing completion and authentication failure callbacks look up the pending MGMTOPPAIRDEVICE command by walking hdev-mgmtpending. The lookup returned a command that was...

CVE-2026-74511

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix pending command UAF in EIR updates MGMTOPSETLOCALNAME is handled asynchronously on powered controllers and can run setnamesync. When the controller is BR/EDR capable, setnamesync updates the local name and th...

CVE-2026-74513

In the Linux kernel, the following vulnerability has been resolved: dibs: fix use-after-free of dmbnode in loopback attach/detach/unregister dibsloattachdmb, dibslodetachdmb and dibslounregisterdmb look up the dmbnode under dmbhtlock, drop the lock and only then operate on the node's refcount...

CVE-2026-74517

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Cancel and flush the I/O APIC's delayed EOI handling work during the "pre VM destroy" phase, before vCPUs are destroyed, as processing the EOI broadcast will...